EP2157740A4 - LOCAL RADIO NETWORK (LAN) SYSTEM - Google Patents

LOCAL RADIO NETWORK (LAN) SYSTEM

Info

Publication number: EP2157740A4
Authority: EP; European Patent Office
Prior art keywords: lan; area network; local area; radio local; radio
Prior art date: 2007-05-08
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP08740594.0A

Other languages

German (de)

English (en)

French (fr)

Other versions

EP2157740A1 (en

Inventor

Masakuni Okada

Kazuto Yamafuji

Hiroaki Kubo

Takehito Sakuragi

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

International Business Machines Corp

Original Assignee

International Business Machines Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2007-05-08

Filing date

2008-04-17

Publication date

2014-01-22

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40002049&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2157740(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2008-04-17 Application filed by International Business Machines Corp filed Critical International Business Machines Corp

2010-02-24 Publication of EP2157740A1 publication Critical patent/EP2157740A1/en

2014-01-22 Publication of EP2157740A4 publication Critical patent/EP2157740A4/en

Status Withdrawn legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/34—Modification of an existing route
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
- H04W84/20—Leader-follower arrangements

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Mobile Radio Communication Systems (AREA)
Small-Scale Networks (AREA)

EP08740594.0A 2007-05-08 2008-04-17 LOCAL RADIO NETWORK (LAN) SYSTEM Withdrawn EP2157740A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2007123906		2007-05-08
PCT/JP2008/057532 WO2008139830A1 (ja)	2007-05-08	2008-04-17	無線ローカルエリアネットワーク（ｌａｎ）システム

Publications (2)

Publication Number	Publication Date
EP2157740A1 EP2157740A1 (en)	2010-02-24
EP2157740A4 true EP2157740A4 (en)	2014-01-22

Family

ID=40002049

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP08740594.0A Withdrawn EP2157740A4 (en)	2007-05-08	2008-04-17	LOCAL RADIO NETWORK (LAN) SYSTEM

Country Status (8)

Country	Link
US (2)	US8488496B2 (ja)
EP (1)	EP2157740A4 (ja)
JP (1)	JP5039928B2 (ja)
KR (1)	KR101038897B1 (ja)
CN (1)	CN101682930B (ja)
BR (1)	BRPI0810275B1 (ja)
TW (1)	TWI444008B (ja)
WO (1)	WO2008139830A1 (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8559380B2 (en) *	2008-12-01	2013-10-15	Motorola Solutions, Inc.	Method and apparatus for establishing a call in a digital radio communication system
KR101563195B1 (ko) *	2009-08-18	2015-10-27	삼성전자주식회사	호스트 장치 및 슬레이브 장치 제어 방법
US8472437B2 (en) *	2010-02-15	2013-06-25	Texas Instruments Incorporated	Wireless chip-to-chip switching
CN103201965A (zh) *	2010-10-27	2013-07-10	松下电器产业株式会社	无线通信装置以及无线通信方法
KR101833652B1 (ko)	2013-09-27	2018-02-28	코닌클리즈케 케이피엔 엔.브이.	공공 안전시스템
JP6390126B2 (ja) *	2014-03-14	2018-09-19	株式会社リコー	情報処理システム、情報処理装置、情報処理方法、及びプログラム
KR101590272B1 (ko) *	2014-12-31	2016-01-29	엘에스산전 주식회사	Plc 시스템의 메시지 처리장치
US10015744B2 (en) *	2015-01-05	2018-07-03	Qualcomm Incorporated	Low power operations in a wireless tunneling transceiver
JP6520766B2 (ja)	2016-03-09	2019-05-29	オムロン株式会社	無線通信装置、無線情報収集システム、及び無線通信方法
CN108990107B (zh) *	2017-06-02	2021-06-22	华为技术有限公司	数据传输方法及设备
CN109831815B (zh) *	2018-12-14	2021-10-08	中磊电子股份有限公司	数据传输协调系统及其方法
JP7287325B2 (ja) *	2020-03-26	2023-06-06	横河電機株式会社	制御システム、制御装置、及び、フィールド機器へのアクセス方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20020115458A1 (en) *	2001-02-21	2002-08-22	Nippon Telegraph And Telephone Corporation	Radio communication system
US20050276255A1 (en) *	1999-09-10	2005-12-15	Roberto Aiello	Ultra wide band communication network

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US20020044549A1 (en) *	2000-06-12	2002-04-18	Per Johansson	Efficient scatternet forming
JP3858746B2 (ja) *	2001-05-08	2006-12-20	ソニー株式会社	無線通信システム、無線通信制御装置及び無線通信制御方法、並びにコンピュータ・プログラム
US20030179722A1 (en) *	2001-05-14	2003-09-25	Sunao Takatori	Master communication apparatus used in radio lan system, and control method and control program of master communication apparatus
CN1711720A (zh) *	2002-10-17	2005-12-21	松下电器产业株式会社	无线通信系统
JP4618989B2 (ja)	2003-02-18	2011-01-26	三菱電機株式会社	磁気記憶半導体装置
KR100518795B1 (ko)	2003-03-13	2005-10-05	삼성전자주식회사	무선 애드호크 네트워크 환경에서의 재동기화 방법
US7668124B2 (en) *	2003-05-21	2010-02-23	Broadcom Corporation	Position based WPAN (Wireless Personal Area Network) management
JP4393514B2 (ja) *	2003-08-06	2010-01-06	パナソニック株式会社	通信システムの親局及びアクセス制御方法
JPWO2005034434A1 (ja) *	2003-10-03	2007-11-22	シャープ株式会社	通信装置、その装置の動作モード起動方法、通信方法、通信システム、プログラム、および、そのプログラムを記録した記録媒体
KR100547849B1 (ko) *	2003-12-05	2006-01-31	삼성전자주식회사	고속 개인용 무선 네트워크에서의 브릿지 디바이스를선정하기 위한 프레임 구조와 그에 따른 선정 방법
US7460503B2 (en) *	2004-02-03	2008-12-02	Sharp Laboratories Of America, Inc.	Method for beacon rebroadcast in centrally controlled wireless systems
JP4214960B2 (ja) *	2004-06-24	2009-01-28	株式会社日立製作所	無線通信ネットワークシステム
KR100582727B1 (ko) *	2004-12-08	2006-05-22	삼성전자주식회사	무선랜의 송신전력 제어 시스템 및 그 방법
JP2006287477A (ja)	2005-03-31	2006-10-19	Advanced Telecommunication Research Institute International	無線装置
JP4662353B2 (ja) *	2005-08-12	2011-03-30	キヤノン株式会社	通信システム、通信装置、通信制御デバイス、制御プログラムおよび制御方法
KR100725418B1 (ko) *	2006-01-05	2007-06-07	삼성전자주식회사	무선 통신 장치 및 무선 통신 장치를 검색하는 방법
US8457553B2 (en) *	2007-03-22	2013-06-04	Qualcomm Incorporated	Removal of ambiguities in forming new piconet controller (PNC) when the current PNC controller is suddenly unavailable

2008
- 2008-04-17 KR KR1020097018354A patent/KR101038897B1/ko not_active Expired - Fee Related
- 2008-04-17 WO PCT/JP2008/057532 patent/WO2008139830A1/ja not_active Ceased
- 2008-04-17 BR BRPI0810275-9A patent/BRPI0810275B1/pt active IP Right Grant
- 2008-04-17 US US12/599,104 patent/US8488496B2/en not_active Expired - Fee Related
- 2008-04-17 JP JP2009514050A patent/JP5039928B2/ja not_active Expired - Fee Related
- 2008-04-17 EP EP08740594.0A patent/EP2157740A4/en not_active Withdrawn
- 2008-04-17 CN CN2008800146684A patent/CN101682930B/zh not_active Expired - Fee Related
- 2008-05-02 TW TW097116338A patent/TWI444008B/zh not_active IP Right Cessation
2013
- 2013-03-11 US US13/794,087 patent/US8873434B2/en not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20050276255A1 (en) *	1999-09-10	2005-12-15	Roberto Aiello	Ultra wide band communication network
US20020115458A1 (en) *	2001-02-21	2002-08-22	Nippon Telegraph And Telephone Corporation	Radio communication system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008139830A1 *

Also Published As

Publication number	Publication date
JP5039928B2 (ja)	2012-10-03
TW200910835A (en)	2009-03-01
KR20090114434A (ko)	2009-11-03
CN101682930A (zh)	2010-03-24
TWI444008B (zh)	2014-07-01
CN101682930B (zh)	2012-11-14
JPWO2008139830A1 (ja)	2010-07-29
US8488496B2 (en)	2013-07-16
KR101038897B1 (ko)	2011-06-07
EP2157740A1 (en)	2010-02-24
US20100214999A1 (en)	2010-08-26
US20130195094A1 (en)	2013-08-01
BRPI0810275B1 (pt)	2020-03-31
BRPI0810275A2 (pt)	2017-06-06
US8873434B2 (en)	2014-10-28
WO2008139830A1 (ja)	2008-11-20

Publication	Publication Date	Title
EP2157740A4 (en)	2014-01-22	LOCAL RADIO NETWORK (LAN) SYSTEM
EP2232898A4 (en)	2012-08-08	COMMUNICATIONS NETWORK SYSTEM
ZA200905166B (en)	2011-04-28	Wireless network communications system
GB2445779B (en)	2009-07-08	Wireless communication system
EP2165550A4 (en)	2014-06-18	COMMUNICATION SYSTEM WITH DISTRIBUTED ANTENNAS
GB2469420B (en)	2012-10-17	Wireless communications systems using multiple radios
GB2447585B (en)	2010-10-13	Radio network communication
IL201692A0 (en)	2010-05-31	Wireless broadband network management
IL239685A0 (en)	2015-08-31	Wireless communication system
EP2084856A4 (en)	2009-12-02	SENSITIVE AREA RECORDING OF WIRELESS LOCAL NETWORK
GB0705225D0 (en)	2007-04-25	Wireless communication systems
GB0719029D0 (en)	2007-11-07	Wireless communication system
GB0704093D0 (en)	2007-04-11	Wireless communication systems
GB2445777B (en)	2009-04-22	Wireless communication system
EP2206400A4 (en)	2011-05-04	SYSTEMS AND METHODS FOR SELECTING A WIRELESS NETWORK
TWI366409B (en)	2012-06-11	Radio communication system
GB2436725B (en)	2008-05-28	Wireless network system
EP2351455A4 (en)	2015-07-15	WIRELESS NETWORK SYSTEM
IL206520A0 (en)	2010-12-30	Directional multiple-polarisation wide-band antenna network
GB2447431B (en)	2009-01-07	Wireless communications network
GB2494574B (en)	2013-05-22	Wireless communications systems using multiple radios
ZA200905164B (en)	2010-09-29	Selective communications network functionality
GB0623311D0 (en)	2007-01-03	Wireless communication network
GB0713961D0 (en)	2007-08-29	Radio Network
GB0604400D0 (en)	2006-04-12	An improved local area network system

Legal Events

Date	Code	Title	Description
2010-01-22	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2010-02-24	17P	Request for examination filed	Effective date: 20091112
2010-02-24	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
2010-02-24	AX	Request for extension of the european patent	Extension state: AL BA MK RS
2010-08-11	DAX	Request for extension of the european patent (deleted)
2014-01-22	A4	Supplementary search report drawn up and despatched	Effective date: 20140102
2014-01-22	RIC1	Information provided on ipc code assigned before grant	Ipc: H04W 40/34 20090101AFI20131217BHEP Ipc: H04W 84/20 20090101ALI20131217BHEP
2014-06-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN
2014-07-30	18W	Application withdrawn	Effective date: 20140620